LAMMPS (27 Nov 2018)
  using 1 OpenMP thread(s) per MPI task
# Pour granular particles into chute container, then induce flow

atom_style	sphere
boundary	p p fm
newton		off
comm_modify	vel yes

region		reg block -10 10 -10 10 -0.5 16 units box
create_box	1 reg
Created orthogonal box = (-10 -10 -0.5) to (10 10 16)
  1 by 1 by 1 MPI processor grid

neighbor	0.2 bin
neigh_modify	delay 0

# IMPORTANT NOTE: these values of stiffness (2000) and timestep (0.001)
# are used in this example file to produce a quick simulation and movie.
# More appropriate values for realistic simulations would be
# k = 2.0e5 and dt = 0.0001, as in bench/in.chute.

pair_style      gran/hooke/history 2000.0 NULL 50.0 NULL 0.5 0
pair_coeff	* *

timestep	0.001

fix		1 all nve/sphere
fix		2 all gravity 1.0 spherical 0.0 -180.0
fix		zlower all wall/gran hooke/history 2000.0 NULL 50.0 NULL 0.5 0 		zplane 0.0 2000.0

region		slab block -9.0 9.0 -9.0 9.0 10.0 15.0 units box
fix		ins all pour 3000 1 300719 vol 0.13 50 region slab
Particle insertion: 402 every 3162 steps, 3000 by step 22135

compute		1 all erotate/sphere
thermo_style	custom step atoms ke c_1 vol
thermo		1000
thermo_modify	lost ignore norm no
compute_modify	thermo_temp dynamic/dof yes

#dump		id all atom 1000 dump.pour

#dump		2 all image 1000 image.*.jpg type type #		axes yes 0.8 0.02 view 80 -30
#dump_modify	2 pad 5

#dump		3 all movie 1000 movie.mpg type type #		axes yes 0.8 0.02 view 80 -30
#dump_modify	3 pad 5

run		25000
Neighbor list info ...
  update every 1 steps, delay 0 steps, check yes
  max neighbors/atom: 2000, page size: 100000
  master list distance cutoff = 1.2
  ghost atom cutoff = 1.2
  binsize = 0.6, bins = 34 34 28
  1 neighbor lists, perpetual/occasional/extra = 1 0 0
  (1) pair gran/hooke/history, perpetual
      attributes: half, newton off, size, history
      pair build: half/size/bin/newtoff
      stencil: half/bin/3d/newtoff
      bin: standard
Per MPI rank memory allocation (min/avg/max) = 5.955 | 5.955 | 5.955 Mbytes
Step Atoms KinEng c_1 Volume 
       0        0           -0            0         6600 
    1000      402    768.04606            0         6600 
    2000      402    1407.1714            0         6600 
    3000      402     1373.819     15.59952         6600 
    4000      804    1737.1399    39.311164         6600 
    5000      804    1571.3184    67.501382         6600 
    6000      804    1318.6439    77.636174         6600 
    7000     1206    1522.1986    68.863683         6600 
    8000     1206    1387.2223    64.067846         6600 
    9000     1206    1265.9044    51.726525         6600 
   10000     1608    1460.3212    48.844763         6600 
   11000     1608    1310.2001    53.532609         6600 
   12000     1608    1134.4592    48.567743         6600 
   13000     2010    1182.5037    45.620614         6600 
   14000     2010    1192.4303    39.066935         6600 
   15000     2010    967.05968    42.363789         6600 
   16000     2412    1119.8304    39.217157         6600 
   17000     2412    1063.7921     45.71714         6600 
   18000     2412    855.28326    42.745948         6600 
   19000     2814     970.7019    40.155896         6600 
   20000     2814    923.94347    34.590568         6600 
   21000     2814    793.75092    36.707509         6600 
   22000     2814     543.4546    37.669131         6600 
   23000     3000    446.47658    39.719019         6600 
   24000     3000    331.57201    24.034747         6600 
   25000     3000    239.90493    18.457205         6600 
Loop time of 8.66761 on 1 procs for 25000 steps with 3000 atoms

Performance: 249203.592 tau/day, 2884.301 timesteps/s
99.7% CPU use with 1 MPI tasks x 1 OpenMP threads

MPI task timing breakdown:
Section |  min time  |  avg time  |  max time  |%varavg| %total
---------------------------------------------------------------
Pair    | 4.5311     | 4.5311     | 4.5311     |   0.0 | 52.28
Neigh   | 1.4556     | 1.4556     | 1.4556     |   0.0 | 16.79
Comm    | 0.2322     | 0.2322     | 0.2322     |   0.0 |  2.68
Output  | 0.00084257 | 0.00084257 | 0.00084257 |   0.0 |  0.01
Modify  | 2.1642     | 2.1642     | 2.1642     |   0.0 | 24.97
Other   |            | 0.2837     |            |       |  3.27

Nlocal:    3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost:    658 ave 658 max 658 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs:    13479 ave 13479 max 13479 min
Histogram: 1 0 0 0 0 0 0 0 0 0

Total # of neighbors = 13479
Ave neighs/atom = 4.493
Neighbor list builds = 1149
Dangerous builds = 0

unfix		ins
fix		2 all gravity 1.0 chute 26.0
run		25000
Per MPI rank memory allocation (min/avg/max) = 13.24 | 13.24 | 13.24 Mbytes
Step Atoms KinEng c_1 Volume 
   25000     3000    239.90493    18.457205         6600 
   26000     3000    86.453151    19.990229         6600 
   27000     3000    104.03763    12.243926         6600 
   28000     3000    187.74939    11.703132         6600 
   29000     3000    316.59921    14.610301         6600 
   30000     3000    520.76149     18.82089         6600 
   31000     3000    821.71283    25.266473         6600 
   32000     3000    1153.8578    30.714985         6600 
   33000     3000    1520.1476    38.247011         6600 
   34000     3000    2006.3144    44.480026         6600 
   35000     3000    2556.4751    55.768118         6600 
   36000     3000    3160.9914    63.728696         6600 
   37000     3000    3877.5537    71.484742         6600 
   38000     3000    4675.4987     79.37485         6600 
   39000     3000    5479.8489    94.281786         6600 
   40000     3000    6350.6439    106.39353         6600 
   41000     3000    7245.0837    113.40306         6600 
   42000     3000    8227.1726    129.62268         6600 
   43000     3000    9422.0189    144.63991         6600 
   44000     3000    10616.036    149.84326         6600 
   45000     3000    11908.182    169.96204         6600 
   46000     3000    13257.313    184.73533         6600 
   47000     3000      14765.4    201.20237         6600 
   48000     3000    16184.643    202.00907         6600 
   49000     3000    17573.204    215.30429         6600 
   50000     3000    19117.749    232.28939         6600 
Loop time of 16.4345 on 1 procs for 25000 steps with 3000 atoms

Performance: 131430.508 tau/day, 1521.186 timesteps/s
99.8% CPU use with 1 MPI tasks x 1 OpenMP threads

MPI task timing breakdown:
Section |  min time  |  avg time  |  max time  |%varavg| %total
---------------------------------------------------------------
Pair    | 9.893      | 9.893      | 9.893      |   0.0 | 60.20
Neigh   | 2.1448     | 2.1448     | 2.1448     |   0.0 | 13.05
Comm    | 0.47991    | 0.47991    | 0.47991    |   0.0 |  2.92
Output  | 0.0011523  | 0.0011523  | 0.0011523  |   0.0 |  0.01
Modify  | 3.4635     | 3.4635     | 3.4635     |   0.0 | 21.07
Other   |            | 0.4522     |            |       |  2.75

Nlocal:    3000 ave 3000 max 3000 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Nghost:    742 ave 742 max 742 min
Histogram: 1 0 0 0 0 0 0 0 0 0
Neighs:    13997 ave 13997 max 13997 min
Histogram: 1 0 0 0 0 0 0 0 0 0

Total # of neighbors = 13997
Ave neighs/atom = 4.66567
Neighbor list builds = 836
Dangerous builds = 0
Total wall time: 0:00:25
